Backtrace

BUG: unable to handle page fault for address: ffffe84f866acd08
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0 
Oops: 0000 [#2] SMP PTI
CPU: 6 PID: 4332 Comm: gdbus Tainted: G      D           5.10.12-200.fc33.x86_64 #1
Hardware name: ASUS All Series/H97M-E, BIOS 2405 08/20/2015
RIP: 0010:free_pages_and_swap_cache+0x3c/0xc0
Code: 53 e8 f8 84 fa ff 45 85 e4 0f 8e 88 00 00 00 41 8d 44 24 ff 48 89 eb 4c 8d 74 c5 08 eb 09 48 83 c3 08 49 39 de 74 70 4c 8b 2b <49> 8b 55 08 48 8d 42 ff 83 e2 01 49 0f 44 c5 48 8b 48 08 48 8d 51
RSP: 0018:ffffc032029c3c68 EFLAGS: 00010202
RAX: ffffea4f866ade40 RBX: ffffa0ee486aef20 RCX: 0000000000000000
RDX: 0017ffffc0002036 RSI: 00000000000001fe RDI: ffffa0f04fba7040
RBP: ffffa0ee486ae010 R08: ffffa0f04fba6fc0 R09: ffffea4f88468688
R10: 0000000000211a1b R11: 0000000000000000 R12: 00000000000001fe
R13: ffffe84f866acd00 R14: ffffa0ee486af000 R15: ffffa0ee4875ce00
FS:  0000000000000000(0000) GS:ffffa0f04fb80000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffe84f866acd08 CR3: 00000001025a6005 CR4: 00000000001706e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 tlb_finish_mmu+0x7a/0x1d0
 exit_mmap+0xb7/0x170
 mmput+0x61/0x140
 do_exit+0x302/0xab0
 ? copyout+0x2d/0x40
 ? _copy_to_iter+0x8e/0x420
 do_group_exit+0x33/0xa0
 get_signal+0x16a/0x880
 ? wake_up_q+0xa0/0xa0
 arch_do_signal+0x30/0x710
 ? vfs_read+0x176/0x1a0
 exit_to_user_mode_prepare+0xd5/0x140
 syscall_exit_to_user_mode+0x2d/0x190
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f4b287c3a5f
Code: Unable to access opcode bytes at RIP 0x7f4b287c3a35.
RSP: 002b:00007f4b19739a30 EFLAGS: 00000293 ORIG_RAX: 0000000000000007
RAX: fffffffffffffdfc RBX: 00007f4b2964c050 RCX: 00007f4b287c3a5f
RDX: 00000000ffffffff RSI: 0000000000000002 RDI: 000055b2bc2d0340
RBP: 000055b2bc2d0340 R08: 0000000000000000 R09: 0000000000000002
R10: 0000000000000030 R11: 0000000000000293 R12: 0000000000000002
R13: 00007f4b19739a74 R14: 00000000ffffffff R15: 000055b2bc2cec70
Modules linked in: uinput xt_CHECKSUM xt_MASQUERADE xt_conntrack ipt_REJECT nf_nat_tftp nf_conntrack_tftp tun bridge stp llc nft_objref nf_conntrack_netbios_ns nf_conntrack_broadcast nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct nft_chain_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 iptable_mangle iptable_raw iptable_security ip_set nf_tables nfnetlink ip6table_filter ip6_tables iptable_filter sunrpc snd_hda_codec_realtek snd_hda_codec_generic ledtrig_audio snd_hda_codec_hdmi snd_hda_intel snd_intel_dspcfg soundwire_intel soundwire_generic_allocation snd_soc_core intel_rapl_msr snd_compress intel_rapl_common snd_pcm_dmaengine soundwire_cadence iTCO_wdt intel_pmc_bxt snd_hda_codec at24 mei_hdcp iTCO_vendor_support snd_hda_core ac97_bus x86_pkg_temp_thermal intel_powerclamp eeepc_wmi snd_hwdep asus_wmi coretemp snd_seq rapl
 snd_seq_device sparse_keymap intel_cstate intel_uncore i2c_i801 rfkill snd_pcm wmi_bmof mxm_wmi pcspkr mei_me joydev i2c_smbus lpc_ich mei snd_timer snd soundcore acpi_pad zram ip_tables i915 i2c_algo_bit crct10dif_pclmul crc32_pclmul drm_kms_helper crc32c_intel cec ghash_clmulni_intel drm r8169 wmi video fuse
CR2: ffffe84f866acd08